040000 tree 4dadc6f303c8d39c2b9c04836c597c9db9de799c	brillo-audio-test
040000 tree 4cfa76d35fbdb186fbb4ebabe9f073705fe01c3e	common
040000 tree b0bfab238808ccfc04fbcccd7ceead8248843dfa	hal-test